CVE-2025-1781
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I. Basic Information for CVE-2025-1781
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
There is a XXE in W3CSS Validator versions before cssval-20250226 that allows an attacker to use specially-crafted XML objects to coerce server-side request forgery (SSRF). This could be exploited to read arbitrary local files if an attacker has access to exception messages.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
XML外部实体引用的不恰当限制(XXE)
Source: NVD (National Vulnerability Database)
Vulnerability Title
CSS Validator 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
CSS Validator是美国万维网（W3C）组织的一款CSS（层叠样式表）验证程序。 CSS Validator cssval-20250226之前版本存在安全漏洞，该漏洞源于允许攻击者使用特制XML对象强制服务器端请求伪造，可能读取任意本地文件。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| W3C | CSS Validator | < cssval-20250226 | - |
II. Public POCs for CVE-2025-1781
| # | POC Description | Source Link | Shenlong Link |
|---|
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IV. Related Vulnerabilities
Same weakness: CWE-611
- CVE-2026-44445
ERPNext: XML External Entity (XEE) Reference Vulnerability i - CVE-2026-41895
changedetection.io: XXE vulnerability in the changedetection - CVE-2026-41936
Vvveb < 1.0.8.2 XML External Entity Injection via Import - CVE-2026-40682
Apache OpenNLP: XXE via Dictionary Parsing in DictionaryEntr - CVE-2026-6501
ILM Informatique jOpenDocument 代码问题漏洞
V. Comments for CVE-2025-1781
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